Home / 834,363.10-1,251,481.73-265,721.23

Finding the Fourth Proportional to 834,363.10, 1,251,481.73 and 265,721.23

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Solution

The fourth proportional to 834,363.10, 1,251,481.73 and 265,721.23 is: 398,561.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,363.10 : 1,251,481.73 = 265,721.23 : x
  2. Step 2: Convert to fraction form
    834,363.10/1,251,481.73 = 265,721.23/x
  3. Step 3: Cross multiply
    834,363.10x = 1,251,481.73 × 265,721.23
  4. Step 4: Simplify right side
    834,363.10x = 332,545,258,360.72
  5. Step 5: Solve for x
    x = 332,545,258,360.72/834,363.10
  6. Step 6: Final answer
    x = 398,561.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.